diff options
Diffstat (limited to 'net/ipv4/ip_options.c')
-rw-r--r-- | net/ipv4/ip_options.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c index ec7264514a82..f4ab72e19af9 100644 --- a/net/ipv4/ip_options.c +++ b/net/ipv4/ip_options.c @@ -167,7 +167,7 @@ int ip_options_echo(struct ip_options *dopt, struct sk_buff *skb) soffset -= 4; if (soffset > 3) { memcpy(&faddr, &start[soffset-1], 4); - for (soffset-=4, doffset=4; soffset > 3; soffset-=4, doffset+=4) + for (soffset -= 4, doffset = 4; soffset > 3; soffset -= 4, doffset += 4) memcpy(&dptr[doffset-1], &start[soffset-1], 4); /* * RFC1812 requires to fix illegal source routes. @@ -227,7 +227,7 @@ void ip_options_fragment(struct sk_buff *skb) continue; } optlen = optptr[1]; - if (optlen<2 || optlen>l) + if (optlen < 2 || optlen > l) return; if (!IPOPT_COPIED(*optptr)) memset(optptr, IPOPT_NOOP, optlen); @@ -275,27 +275,27 @@ int ip_options_compile(struct net *net, for (l = opt->optlen; l > 0; ) { switch (*optptr) { - case IPOPT_END: - for (optptr++, l--; l>0; optptr++, l--) { + case IPOPT_END: + for (optptr++, l--; l > 0; optptr++, l--) { if (*optptr != IPOPT_END) { *optptr = IPOPT_END; opt->is_changed = 1; } } goto eol; - case IPOPT_NOOP: + case IPOPT_NOOP: l--; optptr++; continue; } optlen = optptr[1]; - if (optlen<2 || optlen>l) { + if (optlen < 2 || optlen > l) { pp_ptr = optptr; goto error; } switch (*optptr) { - case IPOPT_SSRR: - case IPOPT_LSRR: + case IPOPT_SSRR: + case IPOPT_LSRR: if (optlen < 3) { pp_ptr = optptr + 1; goto error; @@ -321,7 +321,7 @@ int ip_options_compile(struct net *net, opt->is_strictroute = (optptr[0] == IPOPT_SSRR); opt->srr = optptr - iph; break; - case IPOPT_RR: + case IPOPT_RR: if (opt->rr) { pp_ptr = optptr; goto error; @@ -349,7 +349,7 @@ int ip_options_compile(struct net *net, } opt->rr = optptr - iph; break; - case IPOPT_TIMESTAMP: + case IPOPT_TIMESTAMP: if (opt->ts) { pp_ptr = optptr; goto error; @@ -369,13 +369,13 @@ int ip_options_compile(struct net *net, goto error; } switch (optptr[3]&0xF) { - case IPOPT_TS_TSONLY: + case IPOPT_TS_TSONLY: if (skb) timeptr = &optptr[optptr[2]-1]; opt->ts_needtime = 1; optptr[2] += 4; break; - case IPOPT_TS_TSANDADDR: + case IPOPT_TS_TSANDADDR: if (optptr[2]+7 > optptr[1]) { pp_ptr = optptr + 2; goto error; @@ -389,7 +389,7 @@ int ip_options_compile(struct net *net, opt->ts_needtime = 1; optptr[2] += 8; break; - case IPOPT_TS_PRESPEC: + case IPOPT_TS_PRESPEC: if (optptr[2]+7 > optptr[1]) { pp_ptr = optptr + 2; goto error; @@ -405,7 +405,7 @@ int ip_options_compile(struct net *net, opt->ts_needtime = 1; optptr[2] += 8; break; - default: + default: if (!skb && !ns_capable(net->user_ns, CAP_NET_RAW)) { pp_ptr = optptr + 3; goto error; @@ -433,7 +433,7 @@ int ip_options_compile(struct net *net, } opt->ts = optptr - iph; break; - case IPOPT_RA: + case IPOPT_RA: if (optlen < 4) { pp_ptr = optptr + 1; goto error; @@ -441,7 +441,7 @@ int ip_options_compile(struct net *net, if (optptr[2] == 0 && optptr[3] == 0) opt->router_alert = optptr - iph; break; - case IPOPT_CIPSO: + case IPOPT_CIPSO: if ((!skb && !ns_capable(net->user_ns, CAP_NET_RAW)) || opt->cipso) { pp_ptr = optptr; goto error; @@ -452,9 +452,9 @@ int ip_options_compile(struct net *net, goto error; } break; - case IPOPT_SEC: - case IPOPT_SID: - default: + case IPOPT_SEC: + case IPOPT_SID: + default: if (!skb && !ns_capable(net->user_ns, CAP_NET_RAW)) { pp_ptr = optptr; goto error; @@ -572,7 +572,7 @@ void ip_forward_options(struct sk_buff *skb) optptr = raw + opt->srr; - for ( srrptr=optptr[2], srrspace = optptr[1]; + for ( srrptr = optptr[2], srrspace = optptr[1]; srrptr <= srrspace; srrptr += 4 ) { @@ -628,7 +628,7 @@ int ip_options_rcv_srr(struct sk_buff *skb) if (rt->rt_type != RTN_LOCAL) return -EINVAL; - for (srrptr=optptr[2], srrspace = optptr[1]; srrptr <= srrspace; srrptr += 4) { + for (srrptr = optptr[2], srrspace = optptr[1]; srrptr <= srrspace; srrptr += 4) { if (srrptr + 3 > srrspace) { icmp_send(skb, ICMP_PARAMETERPROB, 0, htonl((opt->srr+2)<<24)); return -EINVAL; |